CN1837492A - Mechanism for burying waste residue in reservoir bottom - Google Patents
Mechanism for burying waste residue in reservoir bottom Download PDFInfo
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- CN1837492A CN1837492A CN 200610050097 CN200610050097A CN1837492A CN 1837492 A CN1837492 A CN 1837492A CN 200610050097 CN200610050097 CN 200610050097 CN 200610050097 A CN200610050097 A CN 200610050097A CN 1837492 A CN1837492 A CN 1837492A
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- reservior
- entad
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- waste residue
- slag
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Abstract
The invention relates to a reservoir bottom slag-embedding structure, which can reduce occupied area and reduce the cost without polluting the environment. It is characterized in that: embedding slag into the dead reservoir at the water accumulation side of reservoir dam. The invention can be used in small reservoir with small flow section.
Description
Technical field
The present invention relates to the structure of a kind of bottom of the reservior landfill waste residue.Be applicable to the hydropower reservoir station that drainage area is less, as lower storage reservoir, service reservoir etc. on the pumped storage power plant.
Background technology
In power plant construction, will produce a large amount of discarded earth and stone materials inevitably, in general, the often nearly millions of even up to ten million cubic meters of side's amount of a discarded earth and stone material of major works.Abandon material for these native stones, common processing mode is to select special place to carry out waste near the engineering region to store up processing, the problem that this processing mode exists is: 1) waste field and will take a large amount of land resources to building of waste field road, and cause the destruction of waste field environment vegetation; 2) in waste field itself and the transportation airborne dust, noise etc. environment is caused unfavorable; 3) for guaranteeing the stable of waste field, prevent to form mud-rock flow, the protection cost of waste field is bigger.And some reservoir has big minimum capacity of a reservoir on the Hydraulic and Hydro-Power Engineering, is to guarantee the unit debugging and the generating that puts into operation, and it is bigger that the reservoir initial stage is filled (holding) water water requirement, and retaining first is difficult, and the cost height is long in time limit.
Summary of the invention
The technical problem to be solved in the present invention is: the structure that a kind of bottom of the reservior landfill waste residue is provided in conjunction with the characteristics of engineering, use this structure can reduce to land resources take in a large number and to the adverse effect of environment, reduce the difficulty of power station first filling simultaneously, reduce construction investment.
The technical solution adopted in the present invention is: the structure of a kind of bottom of the reservior landfill waste residue is characterized in that retaining side at reservoir dam is in to be embedded with the bottom of the reservior in the reservoir minimum capacity of a reservoir of idle state and to fill out slag.
The surperficial horizontal of slag filled out in described bottom of the reservior, is ramped shaped near the intake-outlet place, and the slag bank angle is less than the angle of repose under water of filling out slag.
On slag bank, dreg-blocking board is set corresponding to intake-outlet.
Near the top layer that slag is filled out in the bottom of the reservior the bigger intake-outlet of flow rate of water flow is provided with topping.
Described bottom of the reservior fills out the flux shielding layer and dam body watertight facing ecto-entad is bituminous concrete panel, sand gravel and fresh building stones, and joint ecto-entad between the two is bitumastic, thickening bituminous concrete, bituminous concrete, polyester grid and conventional bituminous concrete.
Described bottom of the reservior fills out that flux shielding layer ecto-entad is followed successively by the steel concrete surface layer, rolls mortar, sandstone material, fresh building stones; Dam body watertight facing ecto-entad is followed successively by the steel concrete panel, rolls mortar, sandstone material, fresh building stones, is connected by toe board between the two.
Described bottom of the reservior is filled out flux shielding layer ecto-entad and is followed successively by sand pocket, geotextiles, geomembrane, geotextiles, sandstone material, fresh building stones; Dam body watertight facing ecto-entad is followed successively by the steel concrete panel, rolls mortar, sandstone material, fresh building stones, is connected by bolt assembly between the two.
Described bottom of the reservior is filled out flux shielding layer ecto-entad and is followed successively by clay, fresh sandstone material, the sandstone material that satisfies reverse filter effect, fresh building stones; Dam body watertight facing ecto-entad is followed successively by bituminous concrete panel, sand gravel, fresh building stones, and compacting between the two connects.
It is by back pore-creating one group of fastener assembly that comprises stainless steel bolt, stainless steel angle steel, spring shim and stainless steel nut to be set in structural stratification and concrete structure layer that described bolt assembly connects.
The invention has the beneficial effects as follows: for the less hydropower reservoir station of drainage area, usually the reservoir sediment accumulation problem is little, adopt this method can make full use of the following minimum capacity of a reservoir volume of dead water level, with a large amount of discarded earth and stone material that produces in the power plant construction process, the layered rolling landfill is in being in the reservoir minimum capacity of a reservoir of idle state, reduce the site area of special-purpose waste slag field greatly, thereby reduce taking in a large number to land resources, reduce adverse effect to environment, reduce the difficulty of power station first filling, and can save construction investment.
Description of drawings
Fig. 1 is the structure chart of concrete gravity dam of the present invention.
Fig. 2 is the structure chart of concrete face rockfill dam of the present invention.
Fig. 3 is the structure chart of clay core wall loose rock dam of the present invention.
Fig. 4 is the drawing of site of reservoir intake-outlet of the present invention.
Fig. 5 is that the topping that the slag top layer is filled out in bottom of the reservior of the present invention is the structure chart of asphalt concrete pavement.
Fig. 6 is topping that the slag top layer is filled out in bottom of the reservior of the present invention adds the steel concrete surface layer for the steel concrete panel a structure chart.
Fig. 7 is topping that the slag top layer is filled out in bottom of the reservior of the present invention adds the geomembrane surface layer for the steel concrete panel a structure chart.
Fig. 8 is that the topping that the slag top layer is filled out in bottom of the reservior of the present invention is the structure chart that bituminous concrete adds the clay surface layer.
Fig. 9 is the structure chart of bolt assembly among Fig. 7.
The specific embodiment
The present invention is a large amount of discarded earth and stone material that will produce in the power plant construction process, is called the bottom of the reservior and fills out slag 1, removes the peat layer on top layer, and the layered rolling landfill is in being in the reservoir minimum capacity of a reservoir of idle state.
Fig. 1, Fig. 2, Fig. 3 are represented is only by the dam dash, and storehouse bank and bottom of the reservior are not provided with the embodiment of surface layer impervious element (topping), and Fig. 1 has represented concrete gravity dam 2, and Fig. 2 is a concrete face rockfill dam, and Fig. 3 is the loose rock dam with clay core wall 6.In this scheme, the surperficial horizontal of slag 1 filled out in the bottom of the reservior, 14 places are ramped shaped near forebay 15 intake-outlets, and the slag bank angle is less than the angle of repose under water of filling out slag, this angle is for reaching naturally stable maximum angle, generally be 20～30 degree, this gradient quarrel can not moved, and can keep filling out the stable of slag under water.For preventing that current from driving silt generating set is crossed the adverse effect of water position wearing and tearing, on corresponding to the slag bank of intake-outlet 14, also dreg-blocking board 12 can be set, as shown in Figure 4.Number in the figure 3 is vertical curtain grouting, and label 4 is clays, and label 5 is enrockments.
Fig. 5, Fig. 6, Fig. 7, shown in Figure 8 be the embodiment that near the another kind of top layer that slag is filled out in the bottom of the reservior the bigger intake-outlet 14 of flow rate of water flow is provided with topping (surface layer impervious element), this scheme can adopt the topping of different materials at different dam types.Fill out in the process of slag in the enforcement bottom of the reservior, also should consider the influence of differential settlement, carry out the joint of bottom of the reservior watertight facing and storehouse bank, dam body watertight facing and handle, to prevent the bottom of the reservior seepage to bottom of the reservior surface layer impervious element.
See Fig. 5; in this scheme; topping above the slag 1 is filled out in the bottom of the reservior and the watertight facing ecto-entad of dam body is bituminous concrete panel 23, sand gravel 22 and fresh building stones 10, and joint ecto-entad between the two adopts bitumastic 20, thickening bituminous concrete 19, bituminous concrete 18, polyester grid 17 to be connected with conventional bituminous concrete 16 successively.
See Fig. 6, in this scheme, the bottom of the reservior fills out that topping ecto-entad above the slag 1 is followed successively by steel concrete surface layer 21, rolls mortar 8, sandstone material 9, fresh building stones 10; The watertight facing ecto-entad of dam body is followed successively by steel concrete panel 7, rolls mortar 8, connected by toe board 13 between the sandstone material 9,10, two kinds of toppings of fresh building stones.For preventing that differential settlement from making that producing the space below the steel concrete surface layer causes infiltration, must fill out slag 1 to the bottom of the reservior of this scheme and roll backfill.
See Fig. 7, in this scheme, the topping ecto-entad that the bottom of the reservior is filled out above the slag 1 is followed successively by sand pocket 27, geotextiles 25, geomembrane 26, geotextiles 25, sandstone material 9, fresh building stones 10; The watertight facing ecto-entad of dam body is followed successively by steel concrete panel 7, rolls mortar 8, connected by bolt assembly between the sandstone material 9,10, two kinds of toppings of fresh building stones.It is by back pore-creating one group of fastener assembly (see figure 9) that comprises stainless steel bolt 30, stainless steel angle steel 33, spring shim 32 and stainless steel nut 31 to be set in structural stratification and concrete structure layer that described bolt assembly connects.For preventing that differential settlement from making that producing the space below the steel concrete panel causes infiltration, must fill out slag 1 to the bottom of the reservior of this scheme and roll the back backfill.
See Fig. 8, in this scheme, the topping ecto-entad that the bottom of the reservior is filled out above the slag 1 is followed successively by clay 4, fresh sandstone material 28, the sandstone material 29 that satisfies reverse filter effect, fresh building stones 10; The watertight facing ecto-entad of dam body is followed successively by between bituminous concrete panel 23, sand gravel 22,10, two kinds of toppings of fresh building stones and is directly connected by the clay compacting.
Above-mentioned embodiment of the present invention is not to be limitative examples, for different dam structures, can also have the joint of watertight facing and storehouse bank at the bottom of the multiple different sink, dam body watertight facing to handle.
Claims (9)
1, the structure of a kind of bottom of the reservior landfill waste residue is characterized in that: be embedded with the bottom of the reservior and fill out slag (1) in the retaining side of reservoir dam is in the reservoir minimum capacity of a reservoir of idle state.
2, the structure of bottom of the reservior according to claim 1 landfill waste residue, it is characterized in that: the surperficial horizontal of slag (1) filled out in described bottom of the reservior, locate to be ramped shaped near intake-outlet (14), and the slag bank angle is less than the angle of repose under water of filling out slag.
3, the structure of bottom of the reservior according to claim 1 and 2 landfill waste residue is characterized in that: dreg-blocking board (12) is set on the slag bank corresponding to intake-outlet (14).
4, the structure of bottom of the reservior according to claim 1 landfill waste residue is characterized in that: near the top layer that slag is filled out in the bottom of the reservior the bigger intake-outlet of flow rate of water flow (14) is provided with topping.
5, the structure of bottom of the reservior according to claim 4 landfill waste residue; it is characterized in that: described bottom of the reservior fills out the flux shielding layer and dam body watertight facing ecto-entad is bituminous concrete panel (23), sand gravel (22) and fresh building stones (10), and joint ecto-entad between the two is bitumastic (20), thickening bituminous concrete (19), bituminous concrete (18), polyester grid (17) and conventional bituminous concrete (16).
6, the structure of bottom of the reservior according to claim 4 landfill waste residue is characterized in that: described bottom of the reservior fills out that flux shielding layer ecto-entad is followed successively by steel concrete surface layer (21), rolls mortar (8), sandstone material (9), fresh building stones (10); Dam body watertight facing ecto-entad is followed successively by steel concrete panel (7), rolls mortar (8), sandstone material (9), fresh building stones (10), is connected by toe board (13) between the two.
7, the structure of bottom of the reservior according to claim 4 landfill waste residue, it is characterized in that: described bottom of the reservior is filled out flux shielding layer ecto-entad and is followed successively by sand pocket (27), geotextiles (25), geomembrane (26), geotextiles (25), sandstone material (9), fresh building stones (10); Dam body watertight facing ecto-entad is followed successively by steel concrete panel (7), rolls mortar (8), sandstone material (9), fresh building stones (10), is connected by bolt assembly between the two.
8, the structure of bottom of the reservior according to claim 4 landfill waste residue is characterized in that: described bottom of the reservior fills out that flux shielding layer ecto-entad is followed successively by clay (4), fresh sandstone material (28), satisfies the sandstone material (29) of reverse filter effect, fresh building stones (10); Dam body watertight facing ecto-entad is followed successively by bituminous concrete panel (23), sand gravel (22), fresh building stones (10), and compacting between the two connects.
9, the structure of bottom of the reservior according to claim 7 landfill waste residue is characterized in that: it is by back pore-creating one group of fastener assembly that comprises stainless steel bolt (30), stainless steel angle steel (33), spring shim (32) and stainless steel nut (31) to be set in structural stratification and concrete structure layer that described bolt assembly connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610050097 CN100567649C (en) | 2006-03-29 | 2006-03-29 | The structure of a kind of bottom of the reservior landfill waste residue |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610050097 CN100567649C (en) | 2006-03-29 | 2006-03-29 | The structure of a kind of bottom of the reservior landfill waste residue |
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| Publication Number | Publication Date |
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| CN1837492A true CN1837492A (en) | 2006-09-27 |
| CN100567649C CN100567649C (en) | 2009-12-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696397A (en) * | 2013-12-27 | 2014-04-02 | 北京轩昂环保科技股份有限公司 | Anti-seepage treatment method for artificial dam |
| CN105002859A (en) * | 2015-08-07 | 2015-10-28 | 中国电建集团华东勘测设计研究院有限公司 | Connecting structure for reservoir bottom asphalt concrete panel and reservoir slope concrete panel as well as construction method |
| CN110374060A (en) * | 2019-06-17 | 2019-10-25 | 中国电建集团华东勘测设计研究院有限公司 | A kind of the reservoir seepage-proofing structure and construction method of rock-fill dams dam facing and earth and stone material backfill bottom storehouse |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982617B (en) * | 2010-10-22 | 2012-11-14 | 中国水电顾问集团华东勘测设计研究院 | Debris retaining structure for debris fields and construction method thereof |
-
2006
- 2006-03-29 CN CN 200610050097 patent/CN100567649C/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696397A (en) * | 2013-12-27 | 2014-04-02 | 北京轩昂环保科技股份有限公司 | Anti-seepage treatment method for artificial dam |
| CN105002859A (en) * | 2015-08-07 | 2015-10-28 | 中国电建集团华东勘测设计研究院有限公司 | Connecting structure for reservoir bottom asphalt concrete panel and reservoir slope concrete panel as well as construction method |
| CN105002859B (en) * | 2015-08-07 | 2017-05-10 | 中国电建集团华东勘测设计研究院有限公司 | Connecting structure for reservoir bottom asphalt concrete panel and reservoir slope concrete panel as well as construction method |
| CN110374060A (en) * | 2019-06-17 | 2019-10-25 | 中国电建集团华东勘测设计研究院有限公司 | A kind of the reservoir seepage-proofing structure and construction method of rock-fill dams dam facing and earth and stone material backfill bottom storehouse |
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| Publication number | Publication date |
|---|---|
| CN100567649C (en) | 2009-12-09 |
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